21033381

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{419}}^1\times {\mathrm{577}}^1$

素因数の和:1028

約数の個数: 16

約数和(自身を含む): 29131200

約数和(自身を除く): 8097819

約数列:

[1, 3, 29, 87, 419, 577, 1257, 1731, 12151, 16733, 36453, 50199, 241763, 725289, 7011127, 21033381]

約数ペア:

[(1, 21033381), (3, 7011127), (29, 725289), (87, 241763), (419, 50199), (577, 36453), (1257, 16733), (1731, 12151)]